Fertiliser Technology Heating a mixture of phosphate rock, coke and sand in an electric furnace produces Superphosphate Ammonium phosphate Phosphoric acid Phosphorous Superphosphate Ammonium phosphate Phosphoric acid Phosphorous ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which one of the following is used as a nitrogenous fertiliser, as a weed killer in the onion fields and for correcting acidic soils? Calcium cyanamide Ammonium sulphate CAN Urea Calcium cyanamide Ammonium sulphate CAN Urea ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology C/H ratio (by weight) of naphtha used in nitrogenous fertiliser making is about 20 2 13 6 20 2 13 6 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Use of catalyst is a must in the ammonia manufacture, because the reaction is reversible as well as the heat of dissociation of Nâ‚‚ & Hâ‚‚ is high. The presence of promoter along with the catalyst helps in __________ of the catalyst. Improving the strength & heat resistance Stabilisation All of these Increasing the effectiveness Improving the strength & heat resistance Stabilisation All of these Increasing the effectiveness ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Nitrogenous fertiliser is required During the early stage of growth to promote development of stem and leaves For accelerating fruit formation in later stage of growth To lessen the effect of excessive potash application None of these During the early stage of growth to promote development of stem and leaves For accelerating fruit formation in later stage of growth To lessen the effect of excessive potash application None of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following does not come under the category of 'micro-nutrient' for plant growth? Iron Boron Carbon Chlorine Iron Boron Carbon Chlorine ANSWER DOWNLOAD EXAMIANS APP
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